A chord is three or more musical notes played at the same time Chord progression Normalize chords to the key of C
An n-gram is a contiguous sequence of n items from a given sequence of text or speech N = 1 (unigram), 2 (bigram), 3 (trigram), 4 (4-gram), …. Widely used in NLP, DNA sequencing…
Generate a chord sequence given a specific genre Recommend next chord based on previous 3 chords sequence Rank by tf-idf (term frequency???inverse document frequency) &^%#!(*^(@(#&)#&)!@)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!